Patent US3306340A successfully refreshed from Google Patents.
US3306340A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process and apparatus for the concentration of temperature sensitive fluids
Assignee: Individual
•
Filing: 1965-04-20
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Granted: 1967-02-28
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Expires: 1985-04-20
Abstract
No abstract record available.
Inventors
- 👤 Hoffmann Lothar
- 👤 Kammholz Gunter
- 👤 Philippi Ernst
- 👤 Meyer Gerhard
- 👤 Werner Heinz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:28
CPC Classifications
C; C05; C05G; C05G1/00; C05F; C05F3/00; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/20; Y02P; Y02P20/00; Y02P20/141; Y02P20/145
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
139 words
A METHOD OF INCREASING THE CONCENTRATION OF TEMPERATURE-SENSITIVE MANURE MASHES BY EVAPORATING THE SOLVENT CONTAINING THE SUBSTANCE TO BE CONCENTRATED COMPRISING INTRODUCING THE DILUTED MASH INTO A CONTAINER, ROTATING A PLURALITY OF STAGGERED, OVERLAPPED, PARALLEL AND VERTICAL DISCS THROUGH SAID MASH WITH A PORTION OF EACH DISC BEING ABOVE SAID MASH TO CAUSE TURNOVER OF SAID MASH, PREVENTING MASH STAGNATION BY PASSING THE MASH OVER THE UNDULATED BOTTOM OF THE CONTAINER WHICH CONFORMS TO DISC BOTTOM ARRANGEMENT, AND PASSING A GASEOUS DRYING MEDIUM OVER SAID MASH ADJACENT ITS SURFACE IN A DIRECTION OF FLOW PARALLEL TO THE PLANES OF ROTATION OF SAID DISCS AND CONTRARY TO THE DIRECTION OF MOVEMENT OF THE UPPER PORTIONS OF SAID DISCS WHEREBY THE SOLVENT IS EVAPORATED AT THE SURFACE OF SAID MASH AND HEATING THE MASH AS IT IS DRAINED FROM THE CONTAINER.
Claim 2
Independent Claim
139 words
A METHOD OF INCREASING THE CONCENTRATION OF TEMPERATURE-SENSITIVE MANURE MASHES BY EVAPORATING THE SOLVENT CONTAINING THE SUBSTANCE TO BE CONCENTRATED COMPRISING INTRODUCING THE DILUTED MASH INTO A CONTAINER, ROTATING A PLURALITY OF STAGGERED, OVERLAPPED, PARALLEL AND VERTICAL DISCS THROUGH SAID MASH WITH A PORTION OF EACH DISC BEING ABOVE SAID MASH TO CAUSE TURNOVER OF SAID MASH, PREVENTING MASH STAGNATION BY PASSING THE MASH OVER THE UNDULATED BOTTOM OF THE CONTAINER WHICH CONFORMS TO DISC BOTTOM ARRANGEMENT, AND PASSING A GASEOUS DRYING MEDIUM OVER SAID MASH ADJACENT ITS SURFACE IN A DIRECTION OF FLOW PARALLEL TO THE PLANES OF ROTATION OF SAID DISCS AND CONTRARY TO THE DIRECTION OF MOVEMENT OF THE UPPER PORTIONS OF SAID DISCS WHEREBY THE SOLVENT IS EVAPORATED AT THE SURFACE OF SAID MASH AND HEATING THE MASH AS IT IS DRAINED FROM THE CONTAINER.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |